Finding the Third Proportional to 2,892,238,017.31 and 4,072,908,460.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892,238,017.31 : 4,072,908,460.31 = 4,072,908,460.31 : x
2. Step 2: Convert to fraction form
   2,892,238,017.31/4,072,908,460.31 = 4,072,908,460.31/x
3. Step 3: Cross multiply
   2,892,238,017.31x = 4,072,908,460.31 × 4,072,908,460.31
4. Step 4: Simplify right side
   2,892,238,017.31x = 16,588,583,326,085,138,432
5. Step 5: Solve for x
   x = 16,588,583,326,085,138,432/2,892,238,017.31
6. Step 6: Final answer
   x = 5,735,552,615.93